experimental cmavo naturalistic interjection: laughter Differs from u'i in that this is meant to be a typographical representation of actual laughter. Additional -'a syllables may be added as desired. See bu'a'a, cmila, ki'ai

fu'ivla x1 is a word meaning x2 in language x3 and silly/funny/clever for reason x4 (usually etymological). The word u'ivla is itself an u'ivla, as it is an unconventional portmanteau of u'i and -vla- (a rafsi of valsi) and also a pun on the word fu'ivla. Another example is u'imla.